Anaesthesia / Critical Care Surgery Strong — universal standard pre-anaesthetic classification; endorsed by AAGBI/RCoA
ASA Physical Status Classification
American Society of Anesthesiologists (ASA) physical status classification grades peri-operative risk based on patient's overall health. Used for all anaesthetic risk assessments.
References
- Doyle DJ, Goyal A, Garmon EH. American Society of Anesthesiologists Classification. StatPearls Publishing. 2023.
- ASA House of Delegates. ASA Physical Status Classification System. American Society of Anesthesiologists, 2020.
Related
Curated clinical cross-links plus same-class fallbacks.
Calculators
Drugs
- Ketamine (Perioperative — Opioid-Sparing Analgesia) · NMDA Receptor Antagonist (Dissociative Anaesthetic / Analgesic)
- Rivaroxaban (Perioperative VTE Prophylaxis) · Direct Oral Anticoagulant — VTE Prophylaxis Post-Surgery
- Propofol · Anaesthetic (IV Induction / Sedation)
- Ketamine (Anaesthesia/Sedation) · Dissociative Anaesthetic (NMDA Receptor Antagonist)
- Propofol (TCI / TIVA) · Intravenous Anaesthetic Agent
- Sevoflurane · Volatile Inhalational Anaesthetic
Pathways
- Major Trauma — Primary Survey (ATLS) · ATLS 10th Edition; JRCALC; NICE NG39
- Major Haemorrhage / Massive Transfusion · BCSH; RCOA; RCEM; RCS — BCSH Guidelines
- Lower Gastrointestinal Bleed · NICE; BSG; ACPGBI — Commissioning Guide
- Acute Pancreatitis · NICE; IAP/APA; ACPGBI — CG104
- Faecal Peritonitis · ASGBI; RCS — Best Practice
- Acute Compartment Syndrome · BAPRAS; BOA; RCS — Best Practice
Decision support only — verify against MDCalc, NICE, or your local guideline before clinical use.